Android Cloud SDK & REST APIs to build apps for rendering & viewing images, HTML, PDF, Word, Excel, Email, Visio, Project & CAD file formats....JPM CAD: DGN, DWF, DWG, DXF, IFC, STL Markup: HTML, MHT, MHTML...MPX CF2 VSSX SASS GIF POT RB IFC TXZ AS SXC CGM SML EML NSF VIM...